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What is the difference between a 'closure' and a 'lambda'?

Could someone m>exm>plain? I understand the basic concepts behind them but I often see them used interchangeably and I get confused. ...
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How do iOS Push Notifications work?

... to a specific app on a specific device. Only APNs can decode and read the contents of a device token. Each app instance receives its unique device token when it registers with APNs, and must then forward the token to its provider, as described in Configuring Remote Notification Support. The provide...
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How to generate a random number in C++?

I'm trying to make a game with dice, and I need to have random numbers in it (to simulate the sides of the die. I know how to make it between 1 and 6). Using ...
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Quickly find whether a value is present in a C array?

...ably 1024, but 256 is the minimum) and check if a value matches the arrays contents. A bool will be set to true is this is the case. ...
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angular.service vs angular.factory

...vices; however, I cannot find angular.service anywhere in official documentation. 9 Answers ...
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How do I integrate Ajax with Django applications?

...ponse_kwargs): data = json.dumps(contm>exm>t) response_kwargs['content_type'] = 'application/json' return HttpResponse(data, **response_kwargs) def form_invalid(self, form): response = super(AjaxableResponseMixin, self).form_invalid(form) if self.request.is_a...
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'printf' vs. 'cout' in C++

... I'm surprised that everyone in this question claims that std::cout is way better than printf, even if the question just asked for differences. Now, there is a difference - std::cout is C++, and printf is C (however, you can use...
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commandButton/commandLink/ajax action/listener method not invoked or input value not set/updated

...etter method!) should fix it. See also How to ajax-refresh dynamic include content by navigation menu? (JSF SPA). The rendered attribute of the component and all of its parents and the test attribute of any parent <c:if>/<c:when> should not evaluate to false during the apply request val...
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Please m>exm>plain the m>exm>ec() function and its family

...ess with a call to getppid()). The m>exm>ec() call replaces the entire current contents of the process with a new program. It loads the program into the current process space and runs it from the entry point. So, fork() and m>exm>ec() are often used in sequence to get a new program running as a child of a c...
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What are the benefits of dependency injection containers?

... single code base for different builds injecting different sets of dynamic content (or references to them) for your single code base injecting localization contm>exm>t for different builds/clients changing a webservice URI to a backup server (when the main one goes down) Update: All the above m>exm>amples...